APA-referens (7:e uppl.)

Não informado. (1922). Journal of Mathematics and Physics. Massachusetts Institute of Technology.

Chicago-referens (17:e uppl.)

Não informado. Journal of Mathematics and Physics. Cambridge, Mass: Massachusetts Institute of Technology, 1922.

MLA-referens (8:e uppl.)

Não informado. Journal of Mathematics and Physics. Massachusetts Institute of Technology, 1922.

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